![](https://setsideb.com/wp-content/uploads/2022/10/famicomcontroller-1024x717.jpg)
ABA (who makes great tiny games BTW) linked to a Japanese blog post that goes over the traditional “decision” and “cancel” buttons on a miscellany of game systems. The link is to the Google Translated version of it; here is the original. It’s fearsomely detailed!